public function clear($data, CMSForm $form) { if (isset($data['ToClear'])) { $cleared = array(); foreach ($data['ToClear'] as $name) { $cache = $this->getCache($name); if ($cache) { if (isset($data['Key']) && strlen($data['Key'])) { $cache->delete($data['Key']); } else { $cache->clear(); } $cleared[] = $name; } } $cleared = implode(',', $cleared); $form->sessionMessage("Cleared {$cleared}", 'good'); } else { $form->sessionMessage("No caches cleared", 'good'); } return $form->getResponseNegotiator()->respond($this->getRequest()); }